The Black Widow solo movie looks set to cast some big names including Emma Watson and Rachel Weisz.

The first solo film around the first female Avenger in the Marvel Cinematic Universe will see Scarlett Johansson reprise her role as Black Widow/Natasha Romanoff, in a film confirmed to not have an R-rating .

Australian director Cate Shortland has been confirmed to be directing the film, that is rumoured to be exploring the character's origins and her early years in the US after leaving her Russian spymasters.

Now ThatHashtagShow.com has reported that Marvel are seeking an actress to portray a younger female lead role in the film, described as a "kick ass female Bond".

Additionally, ThatHashtagShow.com also reported that Moonlight star Andre Holland is in the running for the role of the film's lead villain, with Marvel looking to cast someone who is "the right mix of a powerful, confident actor who can pull off smart and sexy."

Marvel are also looking to cast two other major roles in the film as American characters in league with the main villain.

Andre Holland (Image: TV Grab)

Rachel Weisz is under consideration for the female role, while Sebastian Koch and Alec Baldwin are being examined by the studio.

It is thought news on these two roles will be revealed after the casting for the villain is confirmed.

It has previously been rumoured that Sebastian Stan could make an appearance as his character Winter Soldier/James "Bucky" Barnes.